Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 11 - Section 11.3 - Solving Equations by Using Quadratic Methods - Exercise Set - Page 788: 33

Answer

$p=2, 3$

Work Step by Step

$(p+2)^2=9(p+2)-20$ $(p*p+p*2+2*p+2*2=9p+18-20$ $p^2+4p+4=9p-2$ $p^2-5p+6=0$ $(p-2)(p-3)=0$ $p-2=0$ $p=2$ $p-3=0$ $p=3$
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